What is the meaning of capstone exam?

What is the meaning of capstone exam?

Used to assess your cumulative knowledge from an entire program of study, a capstone test is usually administered in a final course or internship of an academic major. A capstone test is a way for faculty to evaluate the strengths and weaknesses of a student, but it can also serve as the final approval for graduation.

It is for demonstrating your knowledge and abilities in probability, data analysis, statistics, and machine learning .
As it is part of data science,we can take this test for utilizing our knowledge in this field.